<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>随机数</h1>>
{{number}}
<h2>数学公式</h2>>
{{a}}+{{b}}={{c}}

<h2>表情</h2>>
<img src="{{img}}" >
<h2>图片路径</h2>>
{{img}}

</body>
</html>